from datetime import datetime
from flask import Flask, render_template, redirect, session, url_for
from flask_bootstrap import Bootstrap
from flask_moment import Moment
#FORM
from flask.ext.wtf import Form
from wtforms import SubmitField, StringField
from wtforms.validators import DataRequired

class NameForm(Form):
    name = StringField('what is you name!', validators=[DataRequired()])
    age = StringField('enter you age',validators=[DataRequired()])
    submit = SubmitField('tijiao')

class fform(Form):
    telephone = StringField('what is you telephone number!',validators=[DataRequired()])
    submit2 = SubmitField('ph number')


app = Flask(__name__)
app.config['SECRET_KEY'] = 'liujw'
bootstrap = Bootstrap(app)
moment = Moment(app)


@app.errorhandler(404)
def page_not_found(e):
    return render_template('404.html', current_time = datetime.utcnow()), 404


@app.errorhandler(500)
def internal_server_error(e):
    return render_template('500.html', current_time = datetime.utcnow()), 500


@app.route('/', methods=["GET", "POST"])
def index():
    telephone = None
    form2 = fform()
    if form2.validate_on_submit():
        telephone = form2.telephone.data
        form2.telephone.data = ''
    return render_template('flask-index.html',telephone=telephone,form=form2,
                           current_time=datetime.utcnow())

@app.route('/form', methods=['GET', 'POST'])
def fform():
    name = None
    age = None
    form = NameForm()
    if form.validate_on_submit():
        name = form.name.data
        age = form.age.data
        form.name.data = ""
        form.age.data = ""
    return render_template('flask-form.html',
                            form=form,
                            name=name,
                            age=age,
                            current_time = datetime.utcnow()
                           )

@app.route('/form2', methods=['GET', 'POST'])
def fform2():
    form = NameForm()
    if form.validate_on_submit():
        session['name'] = form.name.data
        session['age'] = form.age.data
        return redirect(url_for('fform2'))
    return render_template('flask-form.html', form=form,
                            name=session.get('name'),
                            age=session.get('age'),
                            current_time = datetime.utcnow()
                           )



@app.route('/user/<name>')
def user(name):
    return render_template('user.html',
                           current_time=datetime.utcnow(), name=name)


if __name__ == "__main__":
    app.run(debug=True)